Transform XML tree viewer to blink-in-js implementation.

Source/core/xml/parser/XMLDocumentParser.cpp

Index: Source/core/xml/parser/XMLDocumentParser.cpp
diff --git a/Source/core/xml/parser/XMLDocumentParser.cpp b/Source/core/xml/parser/XMLDocumentParser.cpp
index dc41f40184b8a2b7a6cda1536f927dd9c9c426f8..bf2b609bec58503782d9d9a3e7e449197e0de86d 100644
--- a/Source/core/xml/parser/XMLDocumentParser.cpp
+++ b/Source/core/xml/parser/XMLDocumentParser.cpp
@@ -30,6 +30,7 @@
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
 #include "bindings/core/v8/ScriptController.h"
 #include "bindings/core/v8/ScriptSourceCode.h"
+#include "bindings/core/v8/V8Document.h"
 #include "core/FetchInitiatorTypeNames.h"
 #include "core/HTMLNames.h"
 #include "core/XMLNSNames.h"
@@ -1470,8 +1471,8 @@ void XMLDocumentParser::doEnd()
 
     bool xmlViewerMode = !m_sawError && !m_sawCSS && !m_sawXSLTransform && hasNoStyleInformation(document());
     if (xmlViewerMode) {
-        XMLTreeViewer xmlTreeViewer(document());
-        xmlTreeViewer.transformDocumentToTreeView();
+        document()->setIsViewSource(true);
+        V8Document::PrivateScript::transformDocumentToTreeViewMethod(document()->frame(), document());
     } else if (m_sawXSLTransform) {
         xmlDocPtr doc = xmlDocPtrForString(document()->fetcher(), m_originalSourceForTransform.toString(), document()->url().string());
         document()->setTransformSource(adoptPtr(new TransformSource(doc)));